java.lang.NullPointerException

Stack Overflow | Newbie | 2 months ago
  1. 0

    NPE when Executing Spark Jobs : Scala

    Stack Overflow | 2 months ago | Newbie
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$$anonfun$2.apply()
    2. $line125
      $read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$$anonfun$2.apply
      1. $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$$anonfun$2.apply(<console>:90)
      2. $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$$anonfun$2.apply(<console>:90)
      2 frames
    3. Scala
      AbstractTraversable.map
      1. scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
      2. scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
      3. scala.collection.Iterator$class.foreach(Iterator.scala:727)
      4. scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
      5. scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
      6. scala.collection.AbstractIterable.foreach(Iterable.scala:54)
      7. scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
      8. scala.collection.AbstractTraversable.map(Traversable.scala:105)
      8 frames
    4. $line125
      $read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$.readResolve
      1. $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$.<init>(<console>:90)
      2. $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.MyUtils$lzycompute(<console>:79)
      3. $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.MyUtils(<console>:79)
      4. $line125.$read$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$MyUtils$.readResolve(<console>:79)
      4 frames
    5. Java RT
      ObjectInputStream.readObject
      1. sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:483)
      4. java.io.ObjectStreamClass.invokeReadResolve(ObjectStreamClass.java:1104)
      5. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1810)
      6. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      7. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      8. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      9. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      10. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      11. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      12. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      13. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      14. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      15. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      16. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      17. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      18. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      19. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      20. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      21. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      22. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      23. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      24. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      25. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      26. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      27. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      28. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      29. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      30. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      31. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      32. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      33. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      34. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      35. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      36. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      37. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      38. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      39. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      40. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      41. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      42. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      43. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      44. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      45. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      46. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      47. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      48. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      49. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      50. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      51. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      52. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      53. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      54. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      55. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      56. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      57. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      58. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      59. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      60. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      61. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      62. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      63. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      64. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      65. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      66. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      67. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      68. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      69. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      70. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      71. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      72. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      73. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      74. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      75. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      76. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      77. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      78. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      79. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      80. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      81. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      82. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      83. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      84. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      85. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      86. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      87. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      88. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      89. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      90. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      91. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      92. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      93. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      94. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      95. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      96. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      97. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      98. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      99. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      100. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      101. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      102. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      103. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      104. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      105. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      106. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      107. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      108. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      109. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      110. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      111. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      112. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      113. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      114. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      115. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      116. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      117. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      118. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      119. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      120. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      121. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      122. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      123. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      124. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      125. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      126. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      127. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      128. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      129. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      130. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      131. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      132. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      133. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      134. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      135. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      136. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      137. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      138. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      139. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      140. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      141. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      142. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      143. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      144. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      145. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      146. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      147. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      148. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      149. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      150. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      151. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      152. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      153. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      154. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      155. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      156. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      157. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      158. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      159. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      160. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      161. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      162. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      163. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      164. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      165. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      166. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      167. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      168. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      169. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      170. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      171. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      172. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      173. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      174. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      175. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      176. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      177. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      178. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      179. java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
      179 frames
    6. Scala
      $colon$colon.readObject
      1. scala.collection.immutable.$colon$colon.readObject(List.scala:362)
      1 frame
    7. Java RT
      ObjectInputStream.readObject
      1. sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:483)
      4. java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1017)
      5. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1896)
      6. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      7. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      8. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      9. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      10. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      11. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      12. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      13. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      14. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      15. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      16. java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
      16 frames
    8. Scala
      $colon$colon.readObject
      1. scala.collection.immutable.$colon$colon.readObject(List.scala:362)
      1 frame
    9. Java RT
      ObjectInputStream.readObject
      1. sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:483)
      4. java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1017)
      5. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1896)
      6. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      7. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      8. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      9. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      10. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      11. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      12. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      13. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      14. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      15. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      16. java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
      16 frames
    10. Scala
      $colon$colon.readObject
      1. scala.collection.immutable.$colon$colon.readObject(List.scala:362)
      1 frame
    11. Java RT
      ObjectInputStream.readObject
      1. sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:483)
      4. java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1017)
      5. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1896)
      6. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      7. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      8. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      9. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      10. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      11. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      12. java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
      13. java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
      14. java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
      15. java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
      16. java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
      16 frames
    12. Spark
      Executor$TaskRunner.run
      1. org.apache.spark.serializer.JavaDeserializationStream.readObject(JavaSerializer.scala:76)
      2. org.apache.spark.serializer.JavaSerializerInstance.deserialize(JavaSerializer.scala:115)
      3. org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61)
      4. org.apache.spark.scheduler.Task.run(Task.scala:89)
      5. org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:213)
      5 frames
    13. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      3. java.lang.Thread.run(Thread.java:745)
      3 frames